CVE-2020-13666 (GCVE-0-2020-13666)

Vulnerability from cvelistv5 – Published: 2021-05-05 13:50 – Updated: 2024-08-04 12:25
VLAI
Summary
Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.
Severity
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
  • Cross-site scripting
Assigner
References
URL Tags
https://www.drupal.org/sa-core-2020-007 x_refsource_CONFIRM
Impacted products
Vendor Product Version CPE status
Drupal Drupal Core Affected: 7.x , < 7.73 (custom)
Affected: 8.8.x , < 8.8.10 (custom)
Affected: 8.9.x , < 8.9.6 (custom)
Affected: 9.0.x , < 9.0.6 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T12:25:16.445Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.drupal.org/sa-core-2020-007"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Drupal Core",
          "vendor": "Drupal",
          "versions": [
            {
              "lessThan": "7.73",
              "status": "affected",
              "version": "7.x",
              "versionType": "custom"
            },
            {
              "lessThan": "8.8.10",
              "status": "affected",
              "version": "8.8.x",
              "versionType": "custom"
            },
            {
              "lessThan": "8.9.6",
              "status": "affected",
              "version": "8.9.x",
              "versionType": "custom"
            },
            {
              "lessThan": "9.0.6",
              "status": "affected",
              "version": "9.0.x",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Cross-site scripting",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-05T13:50:13.000Z",
        "orgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
        "shortName": "drupal"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.drupal.org/sa-core-2020-007"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@drupal.org",
          "ID": "CVE-2020-13666",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Drupal Core",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "7.x",
                            "version_value": "7.73"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "8.8.x",
                            "version_value": "8.8.10"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "8.9.x",
                            "version_value": "8.9.6"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "9.0.x",
                            "version_value": "9.0.6"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Drupal"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Cross-site scripting"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.drupal.org/sa-core-2020-007",
              "refsource": "CONFIRM",
              "url": "https://www.drupal.org/sa-core-2020-007"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
    "assignerShortName": "drupal",
    "cveId": "CVE-2020-13666",
    "datePublished": "2021-05-05T13:50:13.000Z",
    "dateReserved": "2020-05-28T00:00:00.000Z",
    "dateUpdated": "2024-08-04T12:25:16.445Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-13666",
      "date": "2026-09-29",
      "epss": "0.02925",
      "percentile": "0.86541"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "83B3781F-1A88-49E7-AC5E-792C26AFD53B",
                  "versionEndExcluding": "7.73",
                  "versionStartIncluding": "7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "CE1FFB12-D51C-4248-AF0C-AC888E902464",
                  "versionEndExcluding": "8.8.10",
                  "versionStartIncluding": "8.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "0716C15A-CA54-446C-9ED2-7B620719C68C",
                  "versionEndExcluding": "8.9.6",
                  "versionStartIncluding": "8.9.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "B2579140-7CB7-4F05-8FF8-C04E0E486AD5",
                  "versionEndExcluding": "9.0.6",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6."
        },
        {
          "lang": "es",
          "value": "Una vulnerabilidad de tipo cross-site scripting en Drupal Core.\u0026#xa0;La API de Drupal AJAX no deshabilita JSONP por defecto, permitiendo un ataque de tipo XSS.\u0026#xa0;Este problema afecta a: Drupal Drupal Core versiones 7.x anteriores a 7.73;\u0026#xa0;Versiones 8.8.x anteriores a 8.8.10;\u0026#xa0;Versiones 8.9.x anteriores a 8.9.6;\u0026#xa0;Versiones 9.0.x anteriores a 9.0.6"
        }
      ],
      "id": "CVE-2020-13666",
      "lastModified": "2024-11-21T05:01:43.430",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "confidentialityImpact": "NONE",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 2.7,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2021-05-05T14:15:07.777",
      "references": [
        {
          "source": "mlhess@drupal.org",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://www.drupal.org/sa-core-2020-007"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://www.drupal.org/sa-core-2020-007"
        }
      ],
      "sourceIdentifier": "mlhess@drupal.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-79"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "83B3781F-1A88-49E7-AC5E-792C26AFD53B",
                    "versionEndExcluding": "7.73",
                    "versionStartIncluding": "7.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "CE1FFB12-D51C-4248-AF0C-AC888E902464",
                    "versionEndExcluding": "8.8.10",
                    "versionStartIncluding": "8.8.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "0716C15A-CA54-446C-9ED2-7B620719C68C",
                    "versionEndExcluding": "8.9.6",
                    "versionStartIncluding": "8.9.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B2579140-7CB7-4F05-8FF8-C04E0E486AD5",
                    "versionEndExcluding": "9.0.6",
                    "versionStartIncluding": "9.0.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6."
          },
          {
            "lang": "es",
            "value": "Una vulnerabilidad de tipo cross-site scripting en Drupal Core.\u0026#xa0;La API de Drupal AJAX no deshabilita JSONP por defecto, permitiendo un ataque de tipo XSS.\u0026#xa0;Este problema afecta a: Drupal Drupal Core versiones 7.x anteriores a 7.73;\u0026#xa0;Versiones 8.8.x anteriores a 8.8.10;\u0026#xa0;Versiones 8.9.x anteriores a 8.9.6;\u0026#xa0;Versiones 9.0.x anteriores a 9.0.6"
          }
        ],
        "id": "CVE-2020-13666",
        "lastModified": "2024-11-21T05:01:43.430",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 6.1,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 2.7,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-05-05T14:15:07.777",
        "references": [
          {
            "source": "mlhess@drupal.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.drupal.org/sa-core-2020-007"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.drupal.org/sa-core-2020-007"
          }
        ],
        "sourceIdentifier": "mlhess@drupal.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-79"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T17:01:47+00:00",
      "cve": "CVE-2020-13666",
      "id": "CVE-2020-13666",
      "initial_release_date": "2020-09-17T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "drupal: AJAX API does not disable JSONP by default leads to XSS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-13666.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.